#pragma once
#include<iostream>
#include<string>
using namespace std;
#include"Person.h"
#include "CostStandard.h"

class teacher :public person {
public:
    teacher(string name, int id, int roomNumber, int UID, string gender, string classname);
    virtual void show_info();
    virtual string get_name();
};

class teccoststd : public coststandard {
public:
    teccoststd(double usage, int type);

    virtual double cal_price();
};